An expired passport, one or with no blank pages are grounds for visa rejection. Hence applicants should cross-check their documents before submitting.
Late application, which can provide the embassy with lesser time than the recommended processing time can often lead to visa rejection.
Travellers are required to show enough funds to support their stay. This is done to ensure an easy stay and that they do not become a liability to the country.
Your visa could get rejected if any mentioned information does not match your travel documents. This occurs when people fill out the form in haste.
An important reason for visa denial can be an existing criminal record or that your entry can jeopardise or threaten the destination country.